Anna Korzeniak defeated Katarzyna Piter 6-3 6-1 in the Torun 25K round of 16 on clay. The upset overturned the form book — Katarzyna Piter came in leading the head-to-head 1–0. Anna Korzeniak claimed a first win over Katarzyna Piter in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2013-05-27 | Grado 25K | Q32 | clay | Katarzyna Piter | 6-1 6-1 |
Averages over each player's completed matches in the selected window (1 vs 159). ATP, WTA & Challenger.
wins 49% of points on serve vs Piter K.
Each player's serve crossed against the other's return, converted to expected hold of serve. Recent completed matches, ATP, WTA & Challenger. Small sample — read as indicative. About